Surface tension of a soap bubble is 2.0 × 10^–2Nm^–1. Work done to increase the radius of soap bubble from 3.5 cm to 7cm will be:

\(\left[Take\pi =\frac{22}{7}\right]\)

[JEE Main 2023, 29 Jan (Shift 1)]

Question

Surface tension of a soap bubble is 2.0 × 10^–2Nm^–1. Work done to increase the radius of soap bubble from 3.5 cm to 7cm will be:

\(\left[Take\pi =\frac{22}{7}\right]\)

[JEE Main 2023, 29 Jan (Shift 1)]

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Surface tension of a soap bubble is 2.0 × 10 –2 Nm –1 . Work done to increase the radius of soap bubble from 3.5 cm to 7…